Farm Rpg: Mailbox Passwords Updated

You try to open the mailbox, but it's locked. You search your pockets and find a small piece of paper with a scribbled note: "Old password: carrot123. New password: ?". You realize that the farm's IT department (yes, you have an IT department - a quirky group of farmhands who love tinkering with technology) must have updated the mailbox password as part of a new security system.